import java.util.Random;
import java.util.Scanner;

public class GuessNumber {
  public static void main(String[] args) {
    Random r = new Random();
    int num = r.nextInt(100) + 1;
    Scanner sc = new Scanner(System.in);
        System.out.println("7次机会，请猜一个1-100之间的整数:");
    int gessnum = sc.nextInt();
  }
}
